*{
  box-sizing: border-box;
}
html,body{
  padding: 0;
  margin: 0;
}
a{
  text-decoration: none;
}

body{
  font-family: "Roboto", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: #cfd2da;
  background-color: #252830;
}
.ch{
  position: fixed;
  top:0;
  bottom: 0;
  left:0;
  width: 70px;
  margin-top: 0;
  background-color: #30343e;
  overflow-y: auto;
  -webkit-transform: translate3d(0, 0, 0);
}
.aov{
  display: block;
  padding-top: 20px;
  padding-bottom: 20px;
  font-size: 24px;
  line-height: 1;
  color: #6f7890;
  text-align: center;
  border-bottom: 0;
  background-color: #0f1013;
}
.aov:hover{
  color: #fff;
}
.fa-a{
  font-size: 2em;
}
ul,li{
  list-style: none;

}
.nav {
    -webkit-margin-before: 0;
    -webkit-margin-after: 0;
    -webkit-padding-start: 0px;
    margin-bottom: 0;
    padding-left: 0;
    list-style: none;
}
.aox >li{
  display: block;
  position: relative;
}
.aox > li > a {
    position: relative;
    padding: 15px;
    font-size: 18px;
    color: #cfd2da;
    text-align: center;
    border-radius: 0;
    display: block;
    outline: none;
}
.aox > li.is-active > a{
  color: #fff;
  background-color: #252830;
}
.aox > li + li > a {
    border-top: 1px solid #252830;
    border-right: 0;
    &:hover,
    &:focus{
      color: #fff;
    }
}
.nav > li > a {
    color: #cfd2da;
}
.aox  li{
  &:hover{
    text-decoration: none;
    background-color: #424856;
  }
}
